Entry entry = TestCaseUtils.makeEntry(
"dn: o=test",
"objectClass: top",
"objectClass: organization",
"o: test");
entry.processVirtualAttributes();
VirtualAttributeRule rule =
new VirtualAttributeRule(structuralObjectClassType, provider,
Collections.<DN>emptySet(), Collections.<DN>emptySet(),
Collections.<SearchFilter>emptySet(),